3135 backend developer English-speaking jobs in Poland

tools, language parsers, and DSL automation engines for legacy system modernization;Integrate backend ... pipelines;Strong knowledge of Go concurrency patterns, memory management, profiling, and high-throughput backend ... services with VSCode extensions and automated developer workflows;Implement automated testing, CI/CD ... production-grade Go microservices and robust APIs for internal platform capabilities;Develop custom developer ... architecting and shipping scalable distributed systems and APIs using gRPC, REST, and Go;Experience building developer

tools, language parsers, and DSL automation engines for legacy system modernizationIntegrate backend ... CI/CD pipelinesUnderstand Go concurrency patterns, memory management, profiling, and high-throughput backend ... services with VSCode extensions and automated developer workflowsImplement automated testing, CI/CD ... production-grade Go microservices and robust APIs for internal platform capabilitiesDevelop custom developer ... Architect and ship scalable distributed systems and APIs using gRPC and REST in GoHave experience building developer

We are looking for an experienced Senior Java Developer to join an international team working on modern ... independently and take ownership of technical solutions We are looking for an experienced Senior Java Developer ... You will be involved in developing scalable backend solutions that support digital customer journeys, ... You will be involved in developing scalable backend solutions that support digital customer journeys, ... Long-term cooperation and opportunities for professional growth 5+ years of professional experience in backend

(K/M) K/M### ASTEK Polska### Senior Fullstack / .NET Developer (K/M)### Full Stack Developer### B2B ... remotejuniorcontract# Product Engineer / Product Builder - Backend or Full-stackProfitroomRemote 20 000 ... Soft### Senior Full-Stack Developer### Devire### Starszy Programista Full-stack (JavaScript + PHP) - ... services or shipping complete user-facing features across frontend and backend* Technical discovery: ... - Java / Spring Boot / Laravel / Angular / Vue### Signalo Sp z o o### Senior Fullstack (.NET) Developer

We are looking for a Senior Pyton Backend Developer with a strong R&D mindset and proven experience building ... Coordinate development efforts of internal and external senior developer teammates. ... Develop databases and backend APIs that are scalable and maintainable. ... Qualifications Backend expertise: Python (FastAPI/Django), PostgreSQL, Redis, Asyncio. ... We’re focusing on architecture and backend expertise, where frontend development skills would be a plus

Your role As a Senior Java Developer, you will be responsible for designing and developing backend services ... Your role As a Senior Java Developer, you will be responsible for designing and developing backend services ... Microservices, Kubernetes, PostgreSQL/MS SQL/Oracle, Git. ,[Design, develop, and maintain scalable backend ... Senior Java Developer (Kafka) 150-200 PLN/h net + VAT B2B/UoP Warsaw | Hybrid model: 1 day per week from ... certification Senior Java Developer (Kafka) 150-200 PLN/h net + VAT B2B/UoP Warsaw | Hybrid model:

Software Developer (Java). ... The role: You will join our Financial Crime Product Development team as a Software Developer or Senior ... Working in a small, autonomous agile team, building and maintaining backend services that are part of ... Location: Warszawa/ Centrum; hybrid: 2-3 x week at office You have: Strong experience with Java in backend

Develop parts of a distributed, cloud-native system for the hospitality industry using .NET 8 (C#), microservices, and AWS. Requires 4+ years experience with C#, Web API, PostgreSQL, and Docker.

developer-first design. ... They combine deep backend scalability engineering with a heavy emphasis on intuitive product UI/UX and ... Backend Proficiency: Strong experience with Ruby on Rails (or deep expertise in Node.js with a fast learning ... API Ecosystems: Proven track record of shipping scale-ready, public-facing APIs optimized for developer ... High-Throughput APIs: Design and optimize public-facing APIs with a focus on developer ergonomics, efficiency

Java Developer (Mid/Senior) – Trading Systems You will: Develop backend systems for a client's trading ... desk, with growing focus on UI components alongside backend work Build event-driven services using Kafka

About the Role We're seeking a Full Stack Developer to join our product team and contribute across backend ... What You'll Do Backend Development Build and evolve backend applications in .NET 10 and C# 14 Design

Qualification HERE’S WHAT YOU’LL NEED: 3 years of commercial experience as a Java Backend Developer Experience ... THE WORK: Design, develop, and maintain backend services using Java 17, Spring Framework, and Spring ... .x Experience with messaging platforms such as ActiveMQ/JMS, Kafka, or RabbitMQ Experience with SQL Developer ... messaging systems such as Kafka, JMS/ActiveMQ, or RabbitMQ Develop and optimize database queries using SQL Developer

Cross-platform C++ - Multipass(VKS) Software Engineer (Java & NodeJS/TypeScript)Python Backend Developer ... Software Engineer II- Backend Focused (Viator)Join to apply for the Software Engineer II- Backend Focused ... This is a backend focused full-stack position in which you will be working mostly on the backend with ... (Angular) – Remote @ ViaBillSenior Full Stack Developer (Remote, Contract)Junior Software Engineer - ... (Cyber Security)Freelance Software Developer (Java) - AI TrainerSoftware Engineer - Solutions EngineeringWe

Developer role is aimed at enhancing and modernizing backend services and pipelines within the organization ... Main Responsibilities: Modernise backend services and pipelines by upgrading to the latest JDK, Scala ... 27th July 2026 Assignment type: B2B Remuneration: up to 200 PLN/h net VAT FTE: full-time Summary: The Backend ... Migrate authentication frameworks from legacy APIs to OAuth-based solutions across various backend services

Join us as a Front-End Developer Location: Kraków Hybrid model: Hybrid model 3 days per week in the office ... /2 days for a parent of a child up to 4 years old About the team: We are looking for a Front-End Developer ... to join our Alternatives group to implement UI features and work closely with backend teams. ... APIs and collaborate on contracts with backend engineers Using CI/CD pipelines to build, test, and deliver ... requirements discussions Writing unit/integration tests and fix defects found in testing Integrating with backend

We are seeking a Senior Java Developer to join our Messaging Delivery Platform team, responsible for ... We are seeking a Senior Java Developer to join our Messaging Delivery Platform team, responsible for

We’re looking for a Senior .NET Developer to design and build scalable backend systems using modern ... Infra: Docker, CI/CD Other: REST APIs, distributed systems What You’ll Do Design and build backend ... For 5+ years of experience with .NET / C# in production environments Strong understanding of backend

Senior Full Stack Developer (.NET & React) We are looking for an experienced Senior Full Stack Developer ... You will be responsible for designing, developing, and maintaining scalable backend services and modern ... Requirements 6 years of experience as a Full Stack Developer.

experience (Backend) Must have experience with TDD or BDD In return for your commitment our client ... Java Developer Krakow As a Java Developer You must have: Experience with Java 8 Server-side development ... who is looking to recruit a Java Developer. ... Java Developer We are delighted to present this opportunity for our global financial services client,

We are looking for a Java Fullstack Developer for our client to enhance and develop business applications ... We are looking for a Java Fullstack Developer for our client to enhance and develop business applications ... This role combines backend development using Java & Spring Boot with creating user interfaces in Angular ... This role combines backend development using Java & Spring Boot with creating user interfaces in Angular ... Warta Insurance, and more High quality equipment – laptop and essential software provided ,[Develop backend